These nails are used for breeding and restoration of antique furniture. But also for stabilize the moldings and the hardware, such as rat tails and locks. Their finish is black oxidized. They have the advantage not to break the wood fibers, and this, even after ironing. They are manufactured to provide excellent stability and are very difficult to remove. The model 1 inch is available with two types of heads: (C1) flat oval, or (B1) oval bulged.